package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * <p>
 * 菜品 前端控制器
 * </p>
 *
 * @author panheng
 * @since 2024-04-07
 */
@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品管理相关接口")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result<String> save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);

        dishService.saveWithFlavor(dishDTO);

        //清理缓存数据
        cleanCache("dish_" + dishDTO.getCategoryId());

        return Result.success();
    }

    /**
     * 菜品分页查询
     * @return
     */
    @GetMapping("/page")
    @ApiOperation("菜品管理分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("查询条件：{}",dishPageQueryDTO);

        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);
    }

    /**
     * 菜品批量删除
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除菜品：{}",ids);

        dishService.deleteBatch(ids);

        //清理缓存
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getVOById(@PathVariable Long id){
        log.info("id:{}",id);

        DishVO dishVO = dishService.getVOById(id);

        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}",dishDTO);

        dishService.updateWithFlavor(dishDTO);

        //清理缓存
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> getByCategoryId(Long categoryId){
        log.info("分类id：{}",categoryId);

        List<Dish> dishList = dishService.getByCategoryId(categoryId);

        return Result.success(dishList);
    }

    /**
     * 起售或禁售菜品
     * @param status
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品的起售或禁售")
    public Result startOrStop(@PathVariable Integer status, Long id){
        log.info("status:{},id:{}",status,id);

        dishService.startOrStop(status,id);

        //清理缓存
        cleanCache("dish_*");

        return Result.success();
    }

    /**
     * 清理给定模式的redis缓存
     * @param pattern
     */
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
